<!DOCTYPE html>
<html lang="ch" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>默认的标题</title>
    <meta name="description" content="默认的描述">
    <meta name="keywords" content="默认的关键字">
    <link th:href="@{css/bootstrap.min.css}" rel="stylesheet">
    <script th:src="@{js/bootstrap.bundle.min.js}"></script>
</head>
<body>
<img th:src="${img}" class="rounded" alt="Cinque Terre" width="500" height="500">
</body>
</html>